Pretraživanje
Prikaz rezultata 1-9 od 9
Effect of corn straw pretreatment on efficiency of biogas production process: Computer simulation
(Institut za istraživanja i projektovanja u privredi, Beograd, 2020)
Anaerobic digestion is a natural process of organic material degradation by different kinds of microorganisms in the absence of oxygen. This process is used for industrial purpose to manage waste streams or to produce ...
Orchid species Anacamptis morio as a potential bioremediator of As, Cd and Pb
(Institut za istraživanja i projektovanja u privredi, Beograd, 2020)
In this study concentration of toxic elements as, Cd, and Pb were determined in different soil types and belonging orchid species Anacamptis morio vital parts, in order to examine accumulation patterns and provide new ...
Sustainable mining towards accomplishing circular economy principles
(Institut za istraživanja i projektovanja u privredi, Beograd, 2020)
Today human society is already witnessing rapid depletion of non-renewable ore resources. As the distribution of raw material resources globally is very off-balance, and preassure on environment as the consequence of ore ...
Chalcopyrite leaching in acid media: a review
(Savez inženjera metalurgije Srbije, Beograd, 2020)
In the modern practice of copper production, more attention is increasingly being given to the possibility of treating low-percentage sulphide ores that cannot be treated with conventional procedures (crushing, grinding, ...
Review of the past, present, and future of the hydrometallurgical production of nickel and cobalt from lateritic ores
(Savez inženjera metalurgije Srbije, Beograd, 2020)
Laterite ores are becoming the most important global source of nickel and cobalt. Pyrometallurgical processing of the laterites is still a dominant technology, but the share of nickel and cobalt produced by the application ...
Eco-friendly elderberry based sorbent for removing pb2+ ions from aqueous solutions
(Savez inženjera metalurgije Srbije, Beograd, 2022)
Elderberry (Sambucus nigra) pith was modified with polyethyleneimine (PEI) in order to improve the adsorption properties. Characterization of both dried Sambucus nigra pith (DSNP) and amino modification of elderberry pith ...
Investigation of the optimal technology for copper leaching from old flotation tailings of the copper mine Bor (Serbia)
(Savez inženjera metalurgije Srbije, Beograd, 2020)
This work aimed to investigate optimal leaching technology for copper extraction from old flotation tailings of the Copper Mine Bor. The leaching degree of copper after leaching with sulphuric acid at 80 degrees C was 50%, ...
Chemical durability of sintered glass-composite prepared from glass cullet and waste foundry sand
(Savez inženjera metalurgije Srbije, Beograd, 2021)
In this study, the glass-composite was prepared using glass cullet and waste foundry sand as raw materials. The powder technology route was employed. The mixtures containing 10-50 wt% of the sand were sintered at T = 750 ...
Ispitivanje posledica prisustva urana u vodi za piće iz individualnih bunara u selu Dubravica u Braničevskom okrugu po zdravlje stanovništva / Testing the effects of the presence of uranium in drinking water from individual wells in the village of Dubravica in the Braničevo district on public health
(Univerzitet u Beogradu - Poljoprivredni fakultet, Beograd, 2021)
Selo Dubravica se delimično nalazi iznad zapadnog lignitskog ležišta Kostolačkog basena. Ispitivanjem suvog ostatka dobijenog iz vode za piće iz dva individualna bunara rendgenskom difrakcionom analizom, na osnovu ...